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  1. thermal resistivity k/w to c/w
  2. do I need to heatsink these?
  3. 231 hfe of MJ15004
  4. thermal runaway diodes
  5. Super cheap guitar amp kit?
  6. Class B Biasing issues!
  7. Has anyone tried any Double C-core transformers? (4a SS amp kit)
  8. Amp using (only) IRFP260 output devices
  9. parallel voltage regulators to increase current?
  10. Krell KSA-250 not true class-A?
  11. Hello Enginners, Help, Help, Help!
  12. Kustom 250 amplifier, well done
  13. Frequency Dependant Damping?
  14. Onkyo M 508
  15. need some power amp!!
  16. Activ-Sub Project's IMAGES
  17. New Output Transistors for a Quad 405 (2)
  18. Etd 49 & 3c90 Help!!
  19. BD139/140 Overvoltage
  20. Pioneer A400 coupling caps
  21. non global nfb balanced MM ss phono preamp/amp
  22. 2n3055hv what is this?
  23. best way to connect this amp..
  24. Voltage regulator OP249 question
  25. depletion mode mosfet selection
  26. Sanken 2sa1492, Onkyo
  27. hybrid Amp project
  28. "Which linearity" is the best? Current, Voltage, Power?
  29. Sziklai emitter follower as voltage stabilizer
  30. Questions
  31. check out this transistor
  32. Need a power a 40Watt RMS Sub...
  33. Hawksford
  34. Interest Check: European version of Quail powercords
  35. Why are these fuses blowing
  36. list of transistors
  37. I need schematic for a big!!! amp
  38. How This Circuit Works
  39. Rega Elex service manual needed
  40. Stacking Toroidal Transformers.??
  41. Chattering Relay in Krell KSA-250
  42. superbridge ??
  43. high performance but cheap amp
  44. Hugh is expanding (AKSA amps)
  45. What is STK ?
  46. a few pics of my amp
  47. Sanyo DCA 411
  48. (Pre)amp on or off?
  49. songs which cause your amps to clip
  50. Small distance from ground, what will happens?
  51. cracking noise in P3a
  52. recall a classical MOSFET power supply
  53. Yamaha MX-630 Power Amplifier schematic wanted
  54. why a cermet pot?
  55. Help with surface mount work
  56. Tivoli Model1 PSU hum fix / upgrade?
  57. Marantz PM 75
  58. problem with my Levinson preamp
  59. Behringer ep1500/2500
  60. power transistor recommendation
  61. OPMOSFET Amp
  62. 1KW amp design
  63. My new amplifier:)
  64. power supply sizing recomendations please
  65. gain calculations
  66. Background-noise in my new amplifier
  67. Power Transformers!
  68. Diod bap811
  69. Marantz pm 94 + Bias adjusting
  70. Powersuply mystery
  71. Simple and cheap
  72. Need a book sugestion
  73. Repair issue, please advise
  74. Heat Sink White Paper
  75. Amp choices-- advice
  76. Here are my Leach amp Ppictures
  77. post your leach amp photos
  78. Sound pressure, is that the same?
  79. help id these caps on picture
  80. Amp Problem
  81. Anyone with 4W class-A?
  82. can I use this cap? what about low inductance?
  83. help to build a transformer to car amp.
  84. Leach Amp with 12,000uF Caps
  85. Replacing the BF871 with the MJE340
  86. Mcintosh C26
  87. questions about this amplifier
  88. typical HFE's of 2N3440 and 2N5416
  89. bc550c and bc560c
  90. polyester vs metal film caps
  91. Do I want to much? Somebody help me!
  92. "bridge mode"
  93. how to identify fake transistors
  94. Long Tailed Pair Modification
  95. 78/79 vs. LM317/337 regulators
  96. Power Supplies 12 Volt?????
  97. Technics SA-X900L
  98. Free lcd displays
  99. p3a bias trouble, quick question :)
  100. Getting Both Channels out of my M-501
  101. AES amplifiers by Sgandurra
  102. what are the film capacitors?
  103. which capacitors to use in leach???
  104. Subwoofer amplifier with 2SA747 and 2SC1116
  105. guitar amps
  106. wanted Depletion mosfet
  107. VAS current calculation
  108. Changing the NFB resistor to balance gain.
  109. TO-3 tran. replacement 2sc1445/2sa765
  110. Lowering gain of power amplifier, good idea?
  111. Any advice on attenuators?
  112. jetronics valvehybrid amplifier
  113. effect of fT(min) of transistors in amplifiers
  114. 3-terminal regulator IC protection
  115. What is most linear power Mosfet around?
  116. Samsung KSC2837 and KSA1186
  117. Converting spice2 POLY sources to spice3?
  118. Biasing for different classes
  119. Harmon/Kardon AVR35
  120. bending a lot of resistor leads
  121. capacitors in series in PSU
  122. Building Mark Levinson 38 preamp chassis from scratch
  123. tolerances of 1% metal film resistors
  124. 1N4747 diode in leach amp
  125. improve the linearity
  126. question about input stage
  127. Kenwood KA-88
  128. Is this amplifier good?
  129. Question about output stage used in open loop
  130. mica capacitors in amplifier
  131. 2 x 750va toroids sufficient for leach?
  132. Remote turn-on for power amp
  133. Pioneer Cd Mod's
  134. No tuner on HK 330c
  135. p400 382w8ohm
  136. ESL Problems after thier first run
  137. negative alw super regulator problem
  138. wanted a dual differential amplifier with all fet
  139. Hafler DH 101 preamp mods
  140. Problem with amp
  141. Wanted-schematics for Technics SU-V78
  142. What is the best amplifier project...?
  143. testing second hand filter caps
  144. Protecting loudspeakers in bridge amplifier
  145. Low-End Happiness
  146. capacitors NP vs. BP
  147. psu problem / ripple current / esr
  148. Zener + Emitter Follower voltage regulator
  149. Elektor crescendo ME vs ESP project101
  150. op-amps for phono stage
  151. hill dx1500 schematic
  152. Musical Fidelity B1
  153. Ac contents in dc PS?
  154. tinning a pcb
  155. resistors and capacitors in leach amp
  156. Subwoofer Plate Amp Crossover Not Working
  157. Low gain x circuit
  158. Marchand schematics + function gen software
  159. Adcom 535II question
  160. sound card input levels
  161. Need to oversize trafo?
  162. Maplin AV Amp £50 - Good for hacking?
  163. sharp cdba1700h
  164. Sankes is good... On-Semiconductor?
  165. No. of parallel BJT? Rule of thumb?
  166. Krell KSA100S cannot be turned ON
  167. Who have experience diy Hi-End amp using SMD component?
  168. Carver CM-1090
  169. SUV-78 schematics please?
  170. Tie PSU's for more current.
  171. 400watt amp @ 400watts VS 800watt amp @ 400watts
  172. How does clip protection work?
  173. I'm taking the plunge!
  174. Need help w/ replacing lights on HK 330c
  175. Problem getting boards for the Leach Amp
  176. NAD 7250PE Intermittent Distortion
  177. Problem with really simple circuit!
  178. ETALON-schematics?
  179. Is that smoke from my Krell KSA 100S?
  180. NAD 2200 PE schematics
  181. ad8610 class a bias +v rail or-v rail?
  182. Fuse resistances?
  183. Amplifier ranking 2
  184. Tweaks for NAD 3020
  185. Marantz 2275 - trouble in mono
  186. need help building a 50 W audio amp!
  187. Automatic Gain Control - 50W amp needs a good feedback schematic!
  188. Next JLH
  189. First cycle distortion - Graham, what is that?
  190. Just a small test I did on power supplies
  191. need help badly
  192. Power Monitoring
  193. DC offset on NAD302
  194. balanced and bridged amp question
  195. some questions on PA amp(pics)
  196. Marshall SRX Series
  197. A simple stereo Amp aroud a 2N3773
  198. samod's mosfet amp
  199. To good to be true?
  200. Looking for JLH 30 Watt articles
  201. overheating amp
  202. Power amp output - BJT or MosFET?
  203. VERY simple heaphone amplifier
  204. Le Monstre
  205. Offset Voltage Indicator?
  206. Do someone knows how to change the crazy way i wan't?
  207. Why bootstrap?
  208. Please,can you improve this amp, let me know how
  209. Symm-Amp Improvement
  210. Output fuse
  211. So Many Questions ...
  212. One channel louder... Rotel RA-971
  213. Pioneer SX-D7000 Receiver
  214. A New and Old circuit board, another way to assemble electronics
  215. Symmetrical input stage
  216. leach amp inductor smoking
  217. BridgeClone with current-dumping circlotron afterburner :-)
  218. Power supply dilema
  219. Fisher RS-1020 questions and problems
  220. altec 9440A
  221. Rotel RB-991BX
  222. Audio amplifier output relay delay
  223. high volt amp (dumb theory)
  224. Simple, powerful (100W-200W into 8ohm) amplifier schematic needed
  225. Help needed with Preamplifier ML 38S
  226. Removing excess voltage from amplifier supply?
  227. preamp pointers
  228. Taming Ringing...Square-Wave Response
  229. preamp with mc input
  230. maybe this is too dumb a question...
  231. Ok to run high-end headphones with amp output?
  232. boring sound from computer speaker
  233. Destroyer use darlington in this circuit!
  234. Do not match TRS, buy matched!
  235. Pioneer A400 faint distortion on right channel
  236. So I done the schematic...
  237. Looking for Technics schematic SU V650
  238. balanced preamp question
  239. Amp Troubleshooting Resources?
  240. Replacing burnt out transistorin Grundig FineArts Amp
  241. BGW 750 amplifier power output - increased.. - modified filter caps???
  242. PSpice
  243. Matching trs, Mr bo answer,sprache nichst deutsch
  244. x-over makes my amp get hot and shut down
  245. Supercharging a mass-market reciever..
  246. output transistor biasing question?
  247. Switching audio signals with relay
  248. If you're not a gênius do not read that..jump!
  249. Single Opamps
  250. oceana a100

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